Ask Honest John

Most recently answered dpf removal questions
I am looking for a new car, preferably a larger SUV style vehicle (I don't like the smaller versions) but I am worried about DPF filters as I work for myself and only travel two miles to work (five miles...
I purchased a 2006 VW Golf from a second hand dealer approximately 1 month ago. Recently the engine management and particulate filter warning lights came on along with a fault on the seatbelt warning...
My Vauxhall Combo van is suffering from a loss of power and black smoke. The engine light is also on and no garages can solve the problem. I have a suspicion that the DPF is not doing what it should, can...
The yellow 'engine block' light has illuminated on my Volkswagen Touareg diesel during a 300 mile trip to Cornwall. It went out a day or so later only to come on again on the way home at the end of the...
We have owned a 2007 Hyundai Santa Fe 2.2 CDI 7-seater for three years but recently it has displayed the engine management light. Our dealer carried out a diagnostic check and revealed it was a clogged...
I have a BMW 118 ES Coupe, which I purchased new in 2011. I love the car and would like to keep it over the long term, but I would like to try and avoid the costly DPF bills down the road. I understand...
I have 2010 Ford Focus and am considering a DPF removal. The system itself hasn't given my any issues, but I am worried about future problems. Is this a good idea, or would it cause more problems than...
I have recently replaced the DPF on my BMW X3, due to the car having a lack of power above 3000rpm. I assumed that the new DPF would fix things however two weeks later I have the same issue. If I remove...
What is the legal requirement in regards to the MoT, road tax and insurance, if you remove the diesel particulate filter and remap the engine of a Nissan X-Trail?
I see that several companies are offering the removal of the diesel particulate filter system for the Volkswagen Passat, followed by a remap as a practical solution to DPF problems. Would you recommend...
 

Value my car

Save £75 on Warranty using code HJ75

with MotorEasy

Get a warranty quote

Save 12% on GAP Insurance

Use HJ21 to save on an ALA policy

See offer